<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">

	<title>ASMultiplexImageNodeDelegate Protocol Reference</title>

	<link rel="stylesheet" href="../css/style.css">
	<meta name="viewport" content="initial-scale=1, maximum-scale=1.4">
	<meta name="generator" content="appledoc 2.2.1 (build 1334)">
</head>
<body class="appledoc">
	<header>
		<div class="container" class="hide-in-xcode">
			
			<h1 id="library-title">
				<a href="../index.html">  </a>
			</h1>

			<p id="developer-home">
				<a href="../index.html">AsyncDisplayKit</a>
			</p>
			
		</div>
	</header>

	<aside>
		<div class="container">
			<nav>
				<ul id="header-buttons" role="toolbar">
					<li><a href="../index.html">Index</a></li>
<li><a href="../hierarchy.html">Hierarchy</a></li>

					<li id="on-this-page" role="navigation">
						<label>
							On This Page

							<div class="chevron">
								<div class="chevy chevron-left"></div>
								<div class="chevy chevron-right"></div>
							</div>

							<select id="jump-to">
	<option value="top">Jump To&#133;</option>
	
	<option value="overview">Overview</option>
	

	
	
	<option value="tasks">Tasks</option>
	
	

	
	

	

	
	<optgroup label="Instance Methods">
		
		<option value="//api/name/multiplexImageNode:didDisplayUpdatedImage:withIdentifier:">- multiplexImageNode:didDisplayUpdatedImage:withIdentifier:</option>
		
		<option value="//api/name/multiplexImageNode:didFinishDownloadingImageWithIdentifier:error:">- multiplexImageNode:didFinishDownloadingImageWithIdentifier:error:</option>
		
		<option value="//api/name/multiplexImageNode:didStartDownloadOfImageWithIdentifier:">- multiplexImageNode:didStartDownloadOfImageWithIdentifier:</option>
		
		<option value="//api/name/multiplexImageNode:didUpdateDownloadProgress:forImageWithIdentifier:">- multiplexImageNode:didUpdateDownloadProgress:forImageWithIdentifier:</option>
		
		<option value="//api/name/multiplexImageNode:didUpdateImage:withIdentifier:fromImage:withIdentifier:">- multiplexImageNode:didUpdateImage:withIdentifier:fromImage:withIdentifier:</option>
		
		<option value="//api/name/multiplexImageNodeDidFinishDisplay:">- multiplexImageNodeDidFinishDisplay:</option>
		
	</optgroup>
	
	
</select>
						</label>
					</li>
				</ul>
			</nav>
		</div>
	</aside>

	<article>
		<div id="overview_contents" class="container">
			<div id="content">
				<main role="main">
					<h1 class="title">ASMultiplexImageNodeDelegate Protocol Reference</h1>

					
					<div class="section section-specification"><table cellspacing="0"><tbody>
						<tr>
	<th>Conforms to</th>
	<td>NSObject</td>
</tr><tr>
	<th>Declared in</th>
	<td>ASMultiplexImageNode.h</td>
</tr>
						</tbody></table></div>
					

                    
					
					<div class="section section-overview">
						<a title="Overview" name="overview"></a>
						<h2 class="subtitle subtitle-overview">Overview</h2>
						<p>The methods declared by the ASMultiplexImageNodeDelegate protocol allow the adopting delegate to respond to
notifications such as began, progressed and finished downloading, updated and displayed an image.</p>
					</div>
					
					

					
					
					<div class="section section-tasks">
						<a title="Tasks" name="tasks"></a>
						

						
						

						<div class="task-list">
							<div class="section-method">
	<a name="//api/name/multiplexImageNode:didStartDownloadOfImageWithIdentifier:" title="multiplexImageNode:didStartDownloadOfImageWithIdentifier:"></a>
	<h3 class="method-title"><code><a href="#//api/name/multiplexImageNode:didStartDownloadOfImageWithIdentifier:">&ndash;&nbsp;multiplexImageNode:didStartDownloadOfImageWithIdentifier:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>Notification that the image node began downloading an image.</p>
			</div>
			
		    

			<div class="method-subsection method-declaration"><code>- (void)multiplexImageNode:(ASMultiplexImageNode *)<em>imageNode</em> didStartDownloadOfImageWithIdentifier:(id)<em>imageIdentifier</em></code></div>

		    
			
			<div class="method-subsection arguments-section parameters">
				<h4 class="method-subtitle parameter-title">Parameters</h4>
				<table class="argument-def parameter-def">
				
					<tr>
						<th scope="row" class="argument-name"><code>imageNode</code></th>
						<td><p>The sender.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>imageIdentifier</code></th>
						<td><p>The identifier for the image that is downloading.</p></td>
					</tr>
				
				</table>
			</div>
			

			

			

			

			

			

			
			<div class="method-subsection declared-in-section">
				<h4 class="method-subtitle">Declared In</h4>
				<p><code class="declared-in-ref">ASMultiplexImageNode.h</code></p>
			</div>
			
			
		</div>
	</div>
</div><div class="section-method">
	<a name="//api/name/multiplexImageNode:didUpdateDownloadProgress:forImageWithIdentifier:" title="multiplexImageNode:didUpdateDownloadProgress:forImageWithIdentifier:"></a>
	<h3 class="method-title"><code><a href="#//api/name/multiplexImageNode:didUpdateDownloadProgress:forImageWithIdentifier:">&ndash;&nbsp;multiplexImageNode:didUpdateDownloadProgress:forImageWithIdentifier:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>Notification that the image node&rsquo;s download progressed.</p>
			</div>
			
		    

			<div class="method-subsection method-declaration"><code>- (void)multiplexImageNode:(ASMultiplexImageNode *)<em>imageNode</em> didUpdateDownloadProgress:(CGFloat)<em>downloadProgress</em> forImageWithIdentifier:(ASImageIdentifier)<em>imageIdentifier</em></code></div>

		    
			
			<div class="method-subsection arguments-section parameters">
				<h4 class="method-subtitle parameter-title">Parameters</h4>
				<table class="argument-def parameter-def">
				
					<tr>
						<th scope="row" class="argument-name"><code>imageNode</code></th>
						<td><p>The sender.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>downloadProgress</code></th>
						<td><p>The progress of the download.  Value is between 0.0 and 1.0.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>imageIdentifier</code></th>
						<td><p>The identifier for the image that is downloading.</p></td>
					</tr>
				
				</table>
			</div>
			

			

			

			

			

			

			
			<div class="method-subsection declared-in-section">
				<h4 class="method-subtitle">Declared In</h4>
				<p><code class="declared-in-ref">ASMultiplexImageNode.h</code></p>
			</div>
			
			
		</div>
	</div>
</div><div class="section-method">
	<a name="//api/name/multiplexImageNode:didFinishDownloadingImageWithIdentifier:error:" title="multiplexImageNode:didFinishDownloadingImageWithIdentifier:error:"></a>
	<h3 class="method-title"><code><a href="#//api/name/multiplexImageNode:didFinishDownloadingImageWithIdentifier:error:">&ndash;&nbsp;multiplexImageNode:didFinishDownloadingImageWithIdentifier:error:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>Notification that the image node&rsquo;s download has finished.</p>
			</div>
			
		    

			<div class="method-subsection method-declaration"><code>- (void)multiplexImageNode:(ASMultiplexImageNode *)<em>imageNode</em> didFinishDownloadingImageWithIdentifier:(ASImageIdentifier)<em>imageIdentifier</em> error:(nullable NSError *)<em>error</em></code></div>

		    
			
			<div class="method-subsection arguments-section parameters">
				<h4 class="method-subtitle parameter-title">Parameters</h4>
				<table class="argument-def parameter-def">
				
					<tr>
						<th scope="row" class="argument-name"><code>imageNode</code></th>
						<td><p>The sender.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>imageIdentifier</code></th>
						<td><p>The identifier for the image that finished downloading.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>error</code></th>
						<td><p>The error that occurred while downloading, if one occurred; nil otherwise.</p></td>
					</tr>
				
				</table>
			</div>
			

			

			

			

			

			

			
			<div class="method-subsection declared-in-section">
				<h4 class="method-subtitle">Declared In</h4>
				<p><code class="declared-in-ref">ASMultiplexImageNode.h</code></p>
			</div>
			
			
		</div>
	</div>
</div><div class="section-method">
	<a name="//api/name/multiplexImageNode:didUpdateImage:withIdentifier:fromImage:withIdentifier:" title="multiplexImageNode:didUpdateImage:withIdentifier:fromImage:withIdentifier:"></a>
	<h3 class="method-title"><code><a href="#//api/name/multiplexImageNode:didUpdateImage:withIdentifier:fromImage:withIdentifier:">&ndash;&nbsp;multiplexImageNode:didUpdateImage:withIdentifier:fromImage:withIdentifier:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>Notification that the image node&rsquo;s image was updated.</p>
			</div>
			
		    

			<div class="method-subsection method-declaration"><code>- (void)multiplexImageNode:(ASMultiplexImageNode *)<em>imageNode</em> didUpdateImage:(nullable UIImage *)<em>image</em> withIdentifier:(nullable ASImageIdentifier)<em>imageIdentifier</em> fromImage:(nullable UIImage *)<em>previousImage</em> withIdentifier:(nullable ASImageIdentifier)<em>previousImageIdentifier</em></code></div>

		    
			
			<div class="method-subsection arguments-section parameters">
				<h4 class="method-subtitle parameter-title">Parameters</h4>
				<table class="argument-def parameter-def">
				
					<tr>
						<th scope="row" class="argument-name"><code>imageNode</code></th>
						<td><p>The sender.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>image</code></th>
						<td><p>The new image, ready for display.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>imageIdentifier</code></th>
						<td><p>The identifier for <code>image</code>.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>previousImage</code></th>
						<td><p>The old, previously-loaded image.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>previousImageIdentifier</code></th>
						<td><p>The identifier for <code>previousImage</code>.</p></td>
					</tr>
				
				</table>
			</div>
			

			

			

			
			<div class="method-subsection discussion-section">
				<h4 class="method-subtitle">Discussion</h4>
				<div class="note"><p><strong>Note:</strong> This method does not indicate that <code>image</code> has been displayed.</p></div>
			</div>
			

			

			
			<div class="method-subsection see-also-section">
				<h4 class="method-subtitle">See Also</h4>
				<ul>
					
					<li><code><p><a href="#//api/name/multiplexImageNode:didDisplayUpdatedImage:withIdentifier:">[ASMultiplexImageNodeDelegate multiplexImageNode:didDisplayUpdatedImage:withIdentifier:]</a>.</p></code></li>
					
				</ul>
			</div>
			

			
			<div class="method-subsection declared-in-section">
				<h4 class="method-subtitle">Declared In</h4>
				<p><code class="declared-in-ref">ASMultiplexImageNode.h</code></p>
			</div>
			
			
		</div>
	</div>
</div><div class="section-method">
	<a name="//api/name/multiplexImageNode:didDisplayUpdatedImage:withIdentifier:" title="multiplexImageNode:didDisplayUpdatedImage:withIdentifier:"></a>
	<h3 class="method-title"><code><a href="#//api/name/multiplexImageNode:didDisplayUpdatedImage:withIdentifier:">&ndash;&nbsp;multiplexImageNode:didDisplayUpdatedImage:withIdentifier:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>Notification that the image node displayed a new image.</p>
			</div>
			
		    

			<div class="method-subsection method-declaration"><code>- (void)multiplexImageNode:(ASMultiplexImageNode *)<em>imageNode</em> didDisplayUpdatedImage:(nullable UIImage *)<em>image</em> withIdentifier:(nullable ASImageIdentifier)<em>imageIdentifier</em></code></div>

		    
			
			<div class="method-subsection arguments-section parameters">
				<h4 class="method-subtitle parameter-title">Parameters</h4>
				<table class="argument-def parameter-def">
				
					<tr>
						<th scope="row" class="argument-name"><code>imageNode</code></th>
						<td><p>The sender.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>image</code></th>
						<td><p>The new image, now being displayed.</p></td>
					</tr>
				
					<tr>
						<th scope="row" class="argument-name"><code>imageIdentifier</code></th>
						<td><p>The identifier for <code>image</code>.</p></td>
					</tr>
				
				</table>
			</div>
			

			

			

			
			<div class="method-subsection discussion-section">
				<h4 class="method-subtitle">Discussion</h4>
				<p>This method is only called when <code>image</code> changes, and not on subsequent redisplays of the same image.</p>
			</div>
			

			

			

			
			<div class="method-subsection declared-in-section">
				<h4 class="method-subtitle">Declared In</h4>
				<p><code class="declared-in-ref">ASMultiplexImageNode.h</code></p>
			</div>
			
			
		</div>
	</div>
</div><div class="section-method">
	<a name="//api/name/multiplexImageNodeDidFinishDisplay:" title="multiplexImageNodeDidFinishDisplay:"></a>
	<h3 class="method-title"><code><a href="#//api/name/multiplexImageNodeDidFinishDisplay:">&ndash;&nbsp;multiplexImageNodeDidFinishDisplay:</a></code>
</h3>

	<div class="method-info">
		<div class="pointy-thing"></div>

		<div class="method-info-container">
			
			
			<div class="method-subsection brief-description">
				<p>Notification that the image node finished displaying an image.</p>
			</div>
			
		    

			<div class="method-subsection method-declaration"><code>- (void)multiplexImageNodeDidFinishDisplay:(ASMultiplexImageNode *)<em>imageNode</em></code></div>

		    
			
			<div class="method-subsection arguments-section parameters">
				<h4 class="method-subtitle parameter-title">Parameters</h4>
				<table class="argument-def parameter-def">
				
					<tr>
						<th scope="row" class="argument-name"><code>imageNode</code></th>
						<td><p>The sender.</p></td>
					</tr>
				
				</table>
			</div>
			

			

			

			
			<div class="method-subsection discussion-section">
				<h4 class="method-subtitle">Discussion</h4>
				<p>This method is called every time an image is displayed, whether or not it has changed.</p>
			</div>
			

			

			

			
			<div class="method-subsection declared-in-section">
				<h4 class="method-subtitle">Declared In</h4>
				<p><code class="declared-in-ref">ASMultiplexImageNode.h</code></p>
			</div>
			
			
		</div>
	</div>
</div>
						</div>
						
					</div>
					
					

                    
                    
          
				</main>

				<footer>
					<div class="footer-copyright">
						
						<p class="copyright">Copyright &copy; 2016 AsyncDisplayKit. All rights reserved. Updated: 2016-11-05</p>
						
						
						<p class="generator">Generated by <a href="http://appledoc.gentlebytes.com">appledoc 2.2.1 (build 1334)</a>.</p>
						
					</div>
				</footer>
			</div>
		</div>
	</article>

	<script src="../js/script.js"></script>
</body>
</html>